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Our Professional Heating Replacement and Installation Process

A successful heating system replacement requires meticulous planning and execution. Our comprehensive, multi-step process ensures that your new furnace, heat pump, or boiler is perfectly matched to your home’s unique heating load and installed for maximum efficiency and longevity.

Load Calculation and System Sizing

The most critical step is accurately determining your home’s heating load. Our technicians perform a detailed assessment, considering factors such as square footage, insulation levels, window efficiency, and local climate data. This ensures your new system is correctly sized, preventing the energy waste and premature wear associated with improperly sized units.

Safe Removal and Site Preparation

We handle the complete and safe removal of your old heating unit, adhering to all safety and environmental regulations. The installation site is meticulously prepared, which includes inspecting and, if necessary, upgrading the existing gas lines, electrical connections, venting, and ductwork to ensure compatibility and safety for the new high-efficiency system.

Precision Installation and System Commissioning

Our certified installers perform the physical installation according to manufacturer specifications and local codes. The final step is system commissioning, where we test and calibrate the entire unit, verify all safety controls, check gas pressure (for furnaces), and ensure the thermostat is fully integrated and functioning optimally. We do not consider the job complete until your new system is operating at peak efficiency.

Client Education and Maintenance Planning

Following installation, our technician will walk you through the operation of your new system and thermostat. We also provide information on our preventative Heating Maintenance plans, which are essential for protecting your investment and ensuring your system continues to run safely and efficiently for years to come.

  • What are the key signs that my heater needs replacement instead of repair?

    The three primary indicators for replacement are: Age, if the unit is over 15 years old; Frequent Repairs, if repair costs exceed 50% of the cost of a new unit; and Safety Concerns, such as a cracked heat exchanger which poses a carbon monoxide risk. A professional Heating Inspection can provide a definitive diagnosis.

  • How long does a typical heating system replacement take?

    Most standard residential heating replacement projects, such as a furnace or heat pump swap, can be completed within one to two days. The duration depends on the complexity of the installation, such as whether ductwork modifications or electrical upgrades are required. Our team works efficiently to minimize disruption and restore your home’s warmth as quickly as possible.

  • Will a new high-efficiency heater save me money on my energy bills?

    Yes. Modern heating systems, especially high-efficiency furnaces and heat pumps, are significantly more efficient than models manufactured a decade ago. Replacing an old unit can reduce your heating energy consumption by 20% to 40%, leading to substantial long-term savings on your utility bills.

  • What is the importance of proper system sizing during replacement?

    Proper system sizing is crucial for both comfort and efficiency. An oversized unit will “short-cycle,” turning on and off too frequently, which wastes energy and can lead to inconsistent temperatures. An undersized unit will run constantly and struggle to heat your home adequately. Accurate sizing ensures consistent temperatures and optimal energy use.

  • Does the replacement process include removal of the old unit?

    Yes. Our comprehensive heater replacement service includes the complete and safe removal and disposal of your old unit, including the recovery of any refrigerants (for heat pumps) and adherence to all local environmental regulations. We ensure a clean worksite and a seamless transition to your new system. We also offer fast Heating Repair if a full replacement is not yet necessary.

Your Satisfaction is Our Benchmark of Success 

Homeowners Who Trust Us!

Q. Did a excellent job and explained everything to my understanding great job
Marsha Banks

Marsha Banks

January 26, 2026
Isaac A did a fantastic job with my furnace maintenance today
Pete K

Pete K

January 26, 2026
Edwin and Hernan were absolutely amazing :) they’re the best, and I can’t recommend them enough.
Mikey Ling

Mikey Ling

January 26, 2026
Agustin was awesome, he came on time, checked the unit, provided visual reference of the status of the unit and provided recommendations on next steps. All done professionally, cleanly, and no pressure!
J

J

January 26, 2026
Justin provided great service and has great knowledge about the hvac
sampath kumar

sampath kumar

January 26, 2026
Isaiah came out to deal with a backed up kitchen drain after I had tried to clear the P-Trap which was clear. He quickly and accurately diagnosed the issue, ran a high pressure hose 20 feet down …
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Olwarz

Olwarz

January 26, 2026
Anthony Z provided great service. Thanks!
Kerem Celik

Kerem Celik

January 26, 2026
Justin
Laura Regan

Laura Regan

January 27, 2026
Great and reliable work, as always. Highly recommend. Our latest technician Nicholas Fernandez was friendly, knowledgeable, and took the time to answer all our questions and explain everything to us.
Jeff Henderson

Jeff Henderson

January 27, 2026
Thank you so much to Isaac A for coming out to do my furnace inspection. Most thorough inspection I’ve ever received. May god bless you.
Terry Langston

Terry Langston

January 26, 2026
Local HVAC & Plumbing Experts You Can Trust

GetJazz Technicians!
Friendly. Certified. Trusted.

Discover the difference with our Local HVAC & Plumbing Experts You Can Trust. At Jazz, we’re not just technicians; we’re GetJazz Technicians! We’re committed to excellence in every task. Our team stands apart with a foundation of trust and skill, ensuring your home is in the safest hands. With Jazz, you’re choosing a partner who values the safety, efficiency, and comfort of your home as much as you do.

  • Background Checked
  • Licensed & Insured
  • Drug Tested
  • EPA Certified
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Local Service, Complete Comfort

Jazz Is Your Trusted Neighbor

We’re not just another service provider; we’re your neighbors, offering specialized services designed for our local communities. Our commitment to quality and efficiency is unwavering, as we strive to enhance your home’s ambiance with our services. Our strategically located offices in Pleasanton, Sacramento, and Santa Rosa enable us to maximize our service area, ensuring prompt and efficient service across the regions.